On Thursday, August 29, 2019 at 9:28:05 AM UTC-5, Bruno Marchal wrote:
>
>
>
> Ito be honest, I have no clue what you mean by “natural number do not 
> exist”. I can understand that they don’t exist physically, but with 
> Mechanism, we know that “physical existence” is not a criterium for being 
> fundamentally real. Physical existence is phenomenologically real.
>
> Bruno
>
>
*Natural numbers do not exist* in the way of Fieldian nominalistic 
semantics.

*Science without numbers* (Hartry Field, 1980)

http://www.thatmarcusfamily.org/philosophy/Course_Websites/Readings/Field%20-%20SWN%20selections.pdf
 

x-2=0  produces x=2

via theorem provers, logic programming systems, etc. 

executing on real machines.

@philithrift

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